.page-404 {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  background: white;
  color: black;
  font-family: arial, sans-serif;
  overflow: hidden;

  .content {
    position: relative;
    width: 600px;
    max-width: 100%;
    margin: 20px;
    background: white;
    padding: 60px 40px;
    text-align: center;
    box-shadow: -10px 10px 67px -12px rgba(0, 0, 0, 0.2);
    opacity: 0;
    animation: apparition 0.8s 1.2s cubic-bezier(0.39, 0.575, 0.28, 0.995) forwards;
  }

  .content p {
    font-size: 1.3rem;
    margin-top: 0;
    margin-bottom: 0.6rem;
    letter-spacing: 0.1rem;
    color: #595959;
  }

  .content p:last-child {
    margin-bottom: 0;
  }

  .content button {
    display: inline-block;
    margin-top: 2rem;
    padding: 0.5rem 1rem;
    border: 3px solid #595959;
    background: transparent;
    font-size: 1rem;
    color: #595959;
    text-decoration: none;
    cursor: pointer;
    font-weight: bold;
  }

  .particle {
    position: absolute;
    display: block;
    pointer-events: none;
  }
}

@keyframes apparition {
  from {
    opacity: 0;
    transform: translateY(100px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(180px);
  }
}

@keyframes floatReverse {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-180px);
  }
}

@keyframes float2 {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(28px);
  }
}

@keyframes floatReverse2 {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-28px);
  }
}
